The McCormick 3666343M1 is a genuine OEM thrust washer designed for critical applications in various agricultural and industrial machinery, including numerous Massey Ferguson, McCormick, and Landini models. Measuring 47.6 mm in outer diameter, 33.3 mm in inner diameter, and 1.5 mm in thickness, this precision-engineered washer provides essential spacing and reduces friction between moving components, contributing to the longevity and smooth operation of your equipment. It is an exact replacement for the original part, ensuring perfect fit and performance.